const form = new FormData();
form.append('file', '<string>');

const options = {method: 'POST', headers: {Authorization: 'Bearer <token>'}};

options.body = form;

fetch('https://blackbox.dasha.ai/api/v1/rag/document/{id}', options)
  .then(res => res.json())
  .then(res => console.log(res))
  .catch(err => console.error(err));

curl --request POST \
  --url https://blackbox.dasha.ai/api/v1/rag/document/{id} \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: multipart/form-data' \
  --form file='@example-file'

import requests

url = "https://blackbox.dasha.ai/api/v1/rag/document/{id}"

files = { "file": ("example-file", open("example-file", "rb")) }
headers = {"Authorization": "Bearer <token>"}

response = requests.post(url, files=files, headers=headers)

print(response.text)

{
  "documentId": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
  "knowledgeBaseId": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
  "sizeBytes": 123,
  "contentHash": "<string>",
  "status": "Uploaded",
  "uploadedAt": "2023-11-07T05:31:56Z",
  "wasDuplicate": true,
  "existingDocumentId": "3c90c3cc-0d44-4b50-8888-8dd25736052a"
}